| bacteria |
microscopic organisms that often play a role in the decay of living things, the process of fermentation, and sometimes in causing disease. |
| bicycle |
a light vehicle with two wheels, one behind the other. You make the wheels turn by pushing on pedals. |
| birthday |
the day on which a person was born, usually celebrated each year on that date. |
| crack |
a break in something. |
| damp |
wet, but not very wet. |
| easy |
not difficult. |
| engine |
a machine that uses energy from a source such as gasoline or electricity to do work. |
| hear |
to receive sound with the ears. |
| honey |
a thick, sweet liquid made by bees. |
| lawn |
an area of land where people plant grass and cut it to keep it short. |
| music |
pleasant sounds made by voices or instruments. |
| peak |
the highest part of a mountain, or the highest part of anything. |
| reservation |
something that keeps one from completely accepting or believing something; doubt. |
| sailor |
a member of the navy who works aboard a ship. |
| usual |
most common; normal. |